1077790243 has 2 divisors, whose sum is σ = 1077790244. Its totient is φ = 1077790242.

The previous prime is 1077790223. The next prime is 1077790261. The reversal of 1077790243 is 3420977701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1077790243 - 2⁵ = 1077790211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1077790196 and 1077790205.

It is not a weakly prime, because it can be changed into another prime (1077790223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538895121 + 538895122.

It is an arithmetic number, because the mean of its divisors is an integer number (538895122).

Almost surely, 2^1077790243 is an apocalyptic number.

1077790243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077790243 is an equidigital number, since it uses as much as digits as its factorization.

1077790243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74088, while the sum is 40.

The square root of 1077790243 is about 32829.7158531718. The cubic root of 1077790243 is about 1025.2853436787.

The spelling of 1077790243 in words is "one billion, seventy-seven million, seven hundred ninety thousand, two hundred forty-three".